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LibWeb: Implement BeforeUnloadEvent

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This is required to support legacy behavior of the `returnValue`
attribute.
This commit is contained in:
Tim Ledbetter 2024-10-02 23:54:48 +01:00 • committed by Andreas Kling
commit 99ef078c97
Notes: github-actions[bot] 2024-10-05 07:18:41 +00:00
9 changed files with 95 additions and 5 deletions
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3
Userland/Libraries/LibWeb/DOM/Document.cpp
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@ -38,6 +38,7 @@
#include <LibWeb/Cookie/ParsedCookie.h>
#include <LibWeb/DOM/AdoptedStyleSheets.h>
#include <LibWeb/DOM/Attr.h>
#include <LibWeb/DOM/BeforeUnloadEvent.h>
#include <LibWeb/DOM/CDATASection.h>
#include <LibWeb/DOM/Comment.h>
#include <LibWeb/DOM/CustomEvent.h>
@ -1746,7 +1747,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Event>> Document::create_event(StringView i
// 2. If interface is an ASCII case-insensitive match for any of the strings in the first column in the following table,
// then set constructor to the interface in the second column on the same row as the matching string:
if (Infra::is_ascii_case_insensitive_match(interface, "beforeunloadevent"sv)) {
event = Event::create(realm, FlyString {}); // FIXME: Create BeforeUnloadEvent
event = BeforeUnloadEvent::create(realm, FlyString {});
} else if (Infra::is_ascii_case_insensitive_match(interface, "compositionevent"sv)) {
event = Event::create(realm, FlyString {}); // FIXME: Create CompositionEvent
} else if (Infra::is_ascii_case_insensitive_match(interface, "customevent"sv)) {